CVE-2021-0644 — Sensitive Information Exposure in Google Android

CWE-200 — Sensitive Information Exposure CWE-863 — Incorrect Authorization CWE-276 — Incorrect Default Permissions6 documents6 sources

Severity

5.5MEDIUMNVD

EPSS

0.0%

top 96.18%

CISA KEV

Not in KEV

Exploit

No known exploits

Affected products

Platform Frameworks Base Platform Frameworks OPT Telephony Google Android

Timeline

PublishedOct 6

Latest updateMay 24

Description

In conditionallyRemoveIdentifiers of SubscriptionController.java, there is a possible way to retrieve a trackable identifier due to a missing permission check. This could lead to local information disclosure with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-11 Android-10Android ID: A-181053462

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5google/androidAndroid-11 Android-10

▶NVDgoogle/android10.0, 11.0+1

▶Androidplatform/frameworks_base10:0 — 10:2021-09-01+1

▶Androidplatform/frameworks_opt_telephony10:0 — 10:2021-09-01+1

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

GHSA

GHSA-x87c-8v42-cm55: In conditionallyRemoveIdentifiers of SubscriptionController↗2022-05-24

▶

CVEList

CVE-2021-0644: In conditionallyRemoveIdentifiers of SubscriptionController↗2021-10-06

▶

OSV

CVE-2021-0644: In conditionallyRemoveIdentifiers of SubscriptionController↗2021-09-01

▶

📋Vendor Advisories

Android

CVE-2021-0644: Android Security Bulletin 2021-09-01 CVE: CVE-2021-0644 Severity: HIGH Type: ID Affected AOSP versions: 10, 11 References: A-181053462 [2]↗2021-09-01

▶

Red Hat

cups: insecure permissions of /var/log/cups allows for symlink attacks↗2021-04-29

▶